Displaying 16 results of Prednisone Impurities Prednisone is a synthetic corticosteroid used to treat various medical conditions. However, during the manufacturing process, impurities may be introduced, which can affect the purity and potency of the drug. These impurities can be harmful to the human body and may cause adverse effects. Therefore, it is crucial to monitor and control the levels of impurities in prednisone to ensure its safety and efficacy for patients.